Recent Re/Preprints

Generalizations of the Field of Values Useful in the Study of Polynomial Functions of a Matrix
Lin. Alg. Appl. 347 (2002), pp. 233--249: postscript format, or pdf

Card Shuffling and the Polynomial Numerical Hull of Degree k
SIAM J. Sci. Comput. 25 (2004), pp. 408--416: postscript format, or pdf

The Polynomial Numerical Hulls of Jordan Blocks and Related Matrices
joint with Vance Faber and Don Marshall, Lin. Alg. Appl. 374 (2003), pp. 231--246: postscript format, or pdf

Some Theoretical Results Derived from Polynomial Numerical Hulls of Jordan Blocks
Elec. Trans. Num. Anal. 18 (2004), pp. 81--90: postscript format, or pdf

Characterizations of the Polynomial Numerical Hull of Degree k
joint with James Burke, Lin. Alg. Appl. 419 (2006), pp.~37--47: postscript format, or pdf

Fourth Order Accurate Evaluation of Integrals in Potential Theory on Exterior Regions
joint with Anita Mayo, Jour. Comput. Phys. 220 (2007), pp.~900--914: pdf

Upper and Lower Bounds on Norms of Functions of Matrices
Lin. Alg. Appl., Vol. 430, Issue 1, Jan. 2009, pp. 52-65: pdf

AMath Seminar 4/22/08 pdf
Grad student intro: pdf
Householder talk pdf
Finland talk pdf
Current Topics Seminar 10/15/09 pdf
Michigan seminar 3/26/10 pdf
SFU seminar 8/12/10 pdf